20443130

素因数分解:

$2^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{6659}}^1$

素因数の和:6973

約数の個数: 16

約数和(自身を含む): 36923040

約数和(自身を除く): 16479910

約数列:

[1, 2, 5, 10, 307, 614, 1535, 3070, 6659, 13318, 33295, 66590, 2044313, 4088626, 10221565, 20443130]

約数ペア:

[(1, 20443130), (2, 10221565), (5, 4088626), (10, 2044313), (307, 66590), (614, 33295), (1535, 13318), (3070, 6659)]